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2 HCOOH + Na2CO3 = 2(HCOO)Na + H2O + CO2
C32H36O8N4 + O2 = CO2 + NO2 + H2O =>
C32H36O8N4 + 41 O2 = 32 CO2 + 4 NO2 + 18 H2O
O2 + F = OF6 =>
O2 + 12 F = 2 OF6
C + S8 = CS2 =>
4 C + S8 = 4 CS2
Ca + C2H8N2O4 = CaC2O4 + NH4 =>
Ca + C2H8N2O4 = CaC2O4 + 2 NH4
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
CH2CHCHO + NH3 = CH3C5H4N + H2O =>
2 CH2CHCHO + NH3 = CH3C5H4N + 2 H2O
FeO*Fe2O3 + HCl = FeCl2 + FeCl3 + H2O =>
FeO*Fe2O3 + 8 HCl = FeCl2 + 2 FeCl3 + 4 H2O
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Na2SO4(aq) + HNO3(aq) + BaCl2(aq) = BaSO4 + NaNO3(aq) + HCl(aq) =>
Na2SO4(aq) + 2 HNO3(aq) + BaCl2(aq) = BaSO4 + 2 NaNO3(aq) + 2 HCl(aq)
AgBr + GaPO4 = Ag3PO4 + GaBr3 =>
3 AgBr + GaPO4 = Ag3PO4 + GaBr3
Zn + HCl = ZnCl + H =>
Zn + HCl = ZnCl + H
Ba(OH)2 = Ba + OH =>
Ba(OH)2 = Ba + 2 OH
Cr(NO2)2 + (NH4)2SO4 = CrSO4 + NH4NO2 =>
Cr(NO2)2 + (NH4)2SO4 = CrSO4 + 2 NH4NO2
MnO4{-} + Br{-} + H2O = MnO2 + BrO3{-} + OH{-} =>
2 MnO4{-} + Br{-} + H2O = 2 MnO2 + BrO3{-} + 2 OH{-}
BaO + H2O = Ba + (OH)2 =>
BaO + H2O = Ba + (OH)2
Zr + HCl = ZrCl + H2 =>
2 Zr + 2 HCl = 2 ZrCl + H2
Se + BrF5 = SeF6 + BrF3 =>
Se + 3 BrF5 = SeF6 + 3 BrF3
CoCl2 + KCNS = K2[Co(CNS)4] + KCl =>
CoCl2 + 4 KCNS = K2[Co(CNS)4] + 2 KCl
CuCl + HCl = CuCl2 + H2 =>
2 CuCl + 2 HCl = 2 CuCl2 + H2
Al + HCl = ClAl + H2 =>
2 Al + 2 HCl = 2 ClAl + H2
KBr + Cl2 + H2O = KCl + HBrO3 + HCl =>
KBr + 3 Cl2 + 3 H2O = KCl + HBrO3 + 5 HCl
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
Co(NO3)2 + NaOH = Co(OH)2 + NaNO3 =>
Co(NO3)2 + 2 NaOH = Co(OH)2 + 2 NaNO3
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Cu(CH3COO)2*H2O + C2H5NO2 = Cu(C2H4NO2)2*H2O + CH3COOH =>
Cu(CH3COO)2*H2O + 2 C2H5NO2 = Cu(C2H4NO2)2*H2O + 2 CH3COOH
B(OH)3 = HBO2 + H2O =>
B(OH)3 = HBO2 + H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
C6H5NH2 + HNO3 = C6H5NO3 + NH3 =>
C6H5NH2 + HNO3 = C6H5NO3 + NH3
K2MnO4 + H2O + O2 = KMnO4 + KOH =>
4 K2MnO4 + 2 H2O + O2 = 4 KMnO4 + 4 KOH
Cr2O7 + H2O = Cr2O3 + OH =>
Cr2O7 + 4 H2O = Cr2O3 + 8 OH
H3PO4 + RbOH = H2O + Rb3PO4 =>
H3PO4 + 3 RbOH = 3 H2O + Rb3PO4
MnC2O4(H2O)3(s) + O2(g) = MnO(s) + H2O(g) + CO2(g) =>
2 MnC2O4(H2O)3(s) + O2(g) = 2 MnO(s) + 6 H2O(g) + 4 CO2(g)
HI + K = KI + H2 =>
2 HI + 2 K = 2 KI + H2
Na2S + HNO3 = NaNO3 + H2S =>
Na2S + 2 HNO3 = 2 NaNO3 + H2S
Na2SO4 + BaOH2 = Na2OH2 + BaSO4 =>
Na2SO4 + BaOH2 = Na2OH2 + BaSO4
As2O3 + KOH + SiHCl3 = H2O + AsH3 + K2SiO3 + KCl =>
As2O3 + 30 KOH + 6 SiHCl3 = 15 H2O + 2 AsH3 + 6 K2SiO3 + 18 KCl
CH3CH2Br + CH3ONa = CH3CH2OCH3 + NaBr =>
CH3CH2Br + CH3ONa = CH3CH2OCH3 + NaBr
NaOH + Pb(NO2)3 = NaNO2 + Pb(OH)3 =>
3 NaOH + Pb(NO2)3 = 3 NaNO2 + Pb(OH)3
KCl + NaHC4H4O6 = KHC4H4O6 + NaCl =>
KCl + NaHC4H4O6 = KHC4H4O6 + NaCl
HO + SO = HOSO =>
HO + SO = HOSO
K2Cr2O7 + H2SO4 + C3H7OH = Cr2(SO4)3 + K2SO4 + C3H5COOH + H2O =>
3 K2Cr2O7 + 12 H2SO4 + 4 C3H7OH = 3 Cr2(SO4)3 + 3 K2SO4 + 3 C3H5COOH + 19 H2O
NiCl2*6H2O + C2H8N2 = [Ni(C2H8N2)3]Cl2 + H2O =>
NiCl2*6H2O + 3 C2H8N2 = [Ni(C2H8N2)3]Cl2 + 6 H2O
COOH + NH3Cl = NH3COO + HCl =>
COOH + NH3Cl = NH3COO + HCl
Na3[Al(OH)6] + H2SO4 = Al(OH)SO4 + Na2SO4 + H2O =>
2 Na3[Al(OH)6] + 5 H2SO4 = 2 Al(OH)SO4 + 3 Na2SO4 + 10 H2O
ZnO + HCl = H2O + ZnCl2 =>
ZnO + 2 HCl = H2O + ZnCl2
LiCoO2 + WCCo + O2 = Li2C2 + WO2 + CoO =>
2 LiCoO2 + 2 WCCo + 2 O2 = Li2C2 + 2 WO2 + 4 CoO
CH3COOH(aq) + MgCO3 = H2O + CO2(g) + Mg{2} + CH3COO{-} =>
2 CH3COOH(aq) + MgCO3 = H2O + CO2(g) + Mg{2} + 2 CH3COO{-}
OH{-} + Cr2O3 + NO3{-} = CrO4{-}2 + NO2{-} + H2O =>
2 OH{-} + Cr2O3 + 4 NO3{-} = 2 CrO4{-}2 + 4 NO2{-} + H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
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